http://hl7.org/fhir/StructureDefinition/FiveWs|4.0.1
Logical Model: Who What When Where Why - Common pattern for all resources that deals with attribution.
Base:
Type: FiveWs (a.k.a: http://hl7.org/fhir/StructureDefinition/FiveWs)
Type dependencies: 9
Elements
actor: Reference
author: Reference
cause: Reference
class: CodeableConcept
context: Reference
grade: CodeableConcept
identifier: Identifier
init: dateTime
planned: Timing
recorded: instant
source: Reference
status: code
subject: Reference
version: string
what[x]: CodeableConcept,Reference
where[x]: CodeableConcept,Reference
who: Reference
why[x]: CodeableConcept,Reference
witness: Reference